SNMPv1 cont.
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SMI specific data types: simple data types: integers, octets, strings, objectIDs; application-wide data types: network address (IP only), counters (32 bits), gauges, time-ticks (1/100th sec), opaques (represent arbitrary encoding), integers, unsigned integers
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SNMPv2 (RFC 1902) - time frame: 1993 - present
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offers a number of improvements to SNMPv1
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added SMI data types : bit strings, network addresses (not only IP) , counters (32 or 64 bits)
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operations : Get, GetNext, Set, Trap (format changed), GetBulk (retrieve large block of data) , Inform (exchange trap information between NMSs)
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